Home / 52,666.70-72,680.01-28,793.36

Finding the Fourth Proportional to 52,666.70, 72,680.01 and 28,793.36

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Solution

The fourth proportional to 52,666.70, 72,680.01 and 28,793.36 is: 39,734.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,666.70 : 72,680.01 = 28,793.36 : x
  2. Step 2: Convert to fraction form
    52,666.70/72,680.01 = 28,793.36/x
  3. Step 3: Cross multiply
    52,666.70x = 72,680.01 × 28,793.36
  4. Step 4: Simplify right side
    52,666.70x = 2,092,701,329.33
  5. Step 5: Solve for x
    x = 2,092,701,329.33/52,666.70
  6. Step 6: Final answer
    x = 39,734.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.